In Just Dance Now, in the Quartets section, the song was mistakenly placed between Ghostbusters and I Was Made For Lovin' You for a short period, likely because its code name in the files is HalloweenQUAT. This has been fixed later.

In the Just Dance Now files, a strange placeholder pictogram can be seen; it's a white blurred square with a red X on it.

The witch (P4) has a very detailed face. You can see her tongue and pupils which is rare in Just Dance.